Exam 13: The Trace Minerals

Iron is a component of _____ that serve as electron carriers in energy metabolism

What iron-containing protein is found in muscle cells?

Which one of the following is the regulation site for iodine and selenium?

What protein produced by the liver delivers iron to all body cells?

Iron absorption increases during deficiency

Dairy products are good sources of _____

The functions of selenium include all of the following except:

Which of the following is true regarding fluoride?

Pica is the consumption of nonfood substances, especially clay or dirt, and is thought by some to be associated with iron deficiency

Excessive intake of fluoride causes:

When iodine deficiency occurs in children and adults, the thyroid gland grows and becomes enlarged, producing _____, the classic sign of iodine deficiency

Generally, both deficiencies and toxicities of trace minerals are rare

Hematocrit is the percentage of the total number of iron-binding sites in transferrin that are free to attach to iron

The dietitian is checking on several AIDS patients In monitoring dietary intake, which trace minerals should she pay particular attention to because of their importance for optimal immune function?

What are the general functions of the essential trace minerals?

Josie is pregnant and craves red clay from her back yard The dietitian suspects Josie has a(n) _____ deficiency

Consuming one (1) cup of coffee or tea with a meal can decrease nonheme iron absorption by what percentage?

Compare and contrast heme versus nonheme iron with regard to structure, bioavailability, and food sources

If you wanted to develop a way to test how much of the copper in a new supplement was being excreted by the body, your test would need to measure the copper in _____

Vitamin C enhances the absorption of which trace mineral?